Home / 15,007.44-22,487.37-7,985.55

Finding the Fourth Proportional to 15,007.44, 22,487.37 and 7,985.55

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Solution

The fourth proportional to 15,007.44, 22,487.37 and 7,985.55 is: 11,965.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,007.44 : 22,487.37 = 7,985.55 : x
  2. Step 2: Convert to fraction form
    15,007.44/22,487.37 = 7,985.55/x
  3. Step 3: Cross multiply
    15,007.44x = 22,487.37 × 7,985.55
  4. Step 4: Simplify right side
    15,007.44x = 179,574,017.50
  5. Step 5: Solve for x
    x = 179,574,017.50/15,007.44
  6. Step 6: Final answer
    x = 11,965.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.